Pressure cooker



FIG. 1 is a front elevational view of a pressure cooker showing my new design, the rear view being a mirror image thereof;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a sectional view taken along line 6--6 of FIG. 1; and

FIG. 7 is a sectional view taken along line 7--7 of FIG. 1. 

The ornamental design for a pressure cooker, as shown and described. 